The Challenge Show Summary, Upcoming Episodes and TV Guide

After facing one of the most intense mental and physical final challenges ever… our vicious Vendettas cast members are reunited for the greatest, grimiest grudge-fest in MTV history.

One player's humiliating performance may cost her the game when she gets shamefully stuck in a basket. Devin vows to wage war against his enemy, Bananas.

When the mysterious and offensive notes continue to circulate the Challenge house, they cause a stir among the female competitors and the culprit finally gets revealed; when four Challenge legends return, the game turns upside-down.

A representative from one player's charity makes a visit. An old rivalry once again resurfaces. While one team is united with their vote for elimination, another is torn apart, with one competitor betrayed and out for vengeance.

Natalie tries to balance romance and a desire to prove herself; Melissa finds comfort with Nicole; Kayleigh questions Melissa's motives.

Challengers compete for a share of $500,000.

A kiss sends shock waves through the house; a player crosses the line with nasty comments, and her competitors refuse to let it slide; a physically demanding elimination requires more than just strength.

A twist in the ENDURANCE challenge catches all the players by surprise. When one of the players hits their lowest point in the game, another player's act of generosity reminds everyone what this Challenge is all about.

The players get to choose their own match ups when the Champs go one-on-one with the Pros; a last minute proposal.

Players arrive in Cartagena, Colombia, to compete for $1 million.

A twist in the ENDURANCE challenge catches all the players by surprise. When one of the players hits their lowest point in the game, another player's act of generosity reminds everyone what this Challenge is all about.

The players get to choose their own match ups when the Champs go one-on-one with the Pros; a last minute proposal.

Camila and Cory's love affair gets tested when they work together; the Underdogs and the Champs need to rely on each other to finish.

The Champions and the Underdogs must rely on their teammates to navigate a maze course; tempers flare for the Champs.

The Underdog alliances begin to unravel; Hunter's motives for flirting with Ashley are questioned; TJ surprises the competitors with a twist.

Nelson rages when things do not go his way; a player wets her bed; Jenna wants to rekindle a relationship with her ex-boyfriend.

Paranoia gets the best of Shane and causes him to lash out; LaToya and Nelson bond as the last four tickets to the Oasis are awarded and the players are ecstatic to finally move out of The Shelter.

The Champions prepare to invade the game.

'Rivals III' competitors reflect on their experiences.

One final elimination will determine which three pairs will continue on to the final challenge; participants are in for a surprise.

Two teams are sent home, and the remaining Challengers need to step up in order to keep themselves in the game.

Sleep deprived and mentally broken, the house begins to divide as teams band together to plot against others.

Replacement rivals enter the house; challengers must work with a rival in an awkward and intimate challenge.

Meet the veterans and rookies from The Challenge, The Real World, and Are You The One? as they discover that in order to win the $350,000 grand prize, they'll have to work with their worst enemy.

In the Season 27 finale, the competitors endure a series of demanding checkpoints while battling all day and all of the night for their share of the $350,000 prize.

After arriving in Berlin, tension causes players to lash out at one another; competitors must race across speeding trucks.

The participants travel to Bodrum, Turkey to join family members who know their strengths, weaknesses and fears.

Abram confronts Cara Maria and reaches a boiling point; voting results fuel existing animosity; an intense elimination ensues.

The divide between the veterans and a team of rookies comes to a head; KellyAnne's allegiance sets another veteran off and their insults cross the line.

The cast arrives in Turkey, and learns they will be competing alongside their families; a scandalous hookup occurs; brothers clash.